Received: 8 April 2020
Accepted: 25 June 2020
First Online: 8 July 2020
Ethics approval and consent to participate
: All study participants provided informed consent before data collection began. Ethics approval was obtained from the Institute of Tropical Medicine in Antwerp (1172/17), the Médecins Sans Frontières Ethics Review Board, Geneva, Switzerland (1745) and the Human Research Ethics Committee of the University of Cape Town (HREC 512/2017). Demographic data and specific characteristics about PNC staff and key informants are not reported to prevent individuals from being identified. Participants were reimbursed R50 for their transportation.
: Not applicable.
: The authors declare that they have no competing interests.